G2 Vendor Directory

RMail vs. Spike

A side-by-side comparison based on G2 review data.

MetricRMail

by RPost

Spike

by Spike

Overall rating4.94.6
Review count63261
Ease of use9.79.4
Ease of setup9.89.4
Quality of support9.79.1
Meets requirements9.69.0
NPS93.54838778.714859
Small Business63.8%76.4%
Mid-Market25.9%14.0%
Enterprise10.3%9.5%
Total page views2071,426
Total LLM citations4878,931

RMail

RMail® is the e-security platform by RPost®, a global leader since 2000. RMail specializes in elegantly easy to use email encryption for privacy and compliance, e-signatures, legal e-delivery proof, secure file sharing, email impostor protection, document rights management, and AI-infused services to prevent data leaks and human e-security errors. RMail installs into one’s existing Microsoft 365 Outlook, Gmail, Salesforce.com, or other email and business management systems. Install an RMail App: • Sender Selects: sender clicks the RMail “Send Registered” button and selects send features.

Pros

  • Ease of Use

Spike

Spike is an AI-powered email and team communication platform that combines email, chat, meetings, and collaboration tools into a single, organized workspace. It is designed for professionals, small teams, and businesses that use email as their primary communication channel but want a faster, more streamlined way to manage daily interactions and tasks. By transforming traditional email into a chat-like format, Spike simplifies how users read and reply to messages.

Pros

  • Ease of Use
  • Email Management
  • Communication
  • Helpful
  • Features
  • Simple